000 00761nam a2200217Ia 4500
008 191130s1994##################000#0#eng##
020 _a9780805815108
022 _a94013213
040 _aACL
_cACL
082 _a305.231 NEL
245 _aThreats to optimal development : integrating biological, psychological, and social risk factors
_cedited by Charles A. Nelson
260 _aHillsdale, N.J
_bL. Erlbaum Associates
_c1994
300 _axvi, 352 p. ; 23 cm.
500 _aIncludes bibliographical references (p. 319-325) and indexes
650 _aChild Development - congresses
650 _aDevelopmentally disabled - Congresses
700 _aNelson, Charles A
990 _a75e690a0ac10000c50a90f159344d584
991 _a188726
999 _c78689
_d78689